ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 22:34Z
\frac{7}{5} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
302K
∑_{k=1}^{n} k = n(n+1)/2
312K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
91K
8t² + 2t + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
17K
d/dφ [φ^12] = 12φ^11
AgNO₃ + NaCl → AgCl↓ + NaNO₃
311K
E = mc²
AgNO₃ + NaCl → AgCl↓ + NaNO₃
68K
10r² + 8r + 1 = 0
det| 3 1 ; 7 4 | = 5
364K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
6K
∑_{k=1}^{n} k = n(n+1)/2